[squeak-dev] The Inbox: Kernel-fn.1294.mcz

tim Rowledge tim at rowledge.org
Thu Jan 30 01:31:28 UTC 2020

As best I can recall we used to signal the input sem from the vm when a key event came in. We also used to signal a specific interrupt key semaphore, which had the great virtue of really making sure the image got the message that you wanted it to stop chewing gum and pay attention *right now*young fella.

> On 2020-01-29, at 5:00 PM, David T. Lewis <lewis at mail.msen.com> wrote:
> On Wed, Jan 29, 2020 at 05:47:15PM +0000, commits at source.squeak.org wrote:
>> A new version of Kernel was added to project The Inbox:
>> http://source.squeak.org/inbox/Kernel-fn.1294.mcz
>> ==================== Summary ====================
>> Name: Kernel-fn.1294
>> Author: fn
>> Time: 29 January 2020, 6:47:12.028071 pm
>> UUID: 0b61cdfe-41e2-4aee-a5f0-80d8e7d45127
>> Ancestors: Kernel-tonyg.1293
>> Remove inputSemaphore and hasInputSemaphore from EventSensor (both are no longer in use). Also drop EventSensor>>primSetInputSemaphore:.
> Is it actually the case that inputSemaphore and hasInputSemaphore are
> no longer in use? They appear to be used now in exactly the same way
> they were used in Squeak 3.8. But in Squeak 3.6, the inputSemaphore was
> waited on by an ioProcess, so it looks like it served a useful purpose
> back then.
> So yes, this actually does appear to be dead code that has been waiting
> all these years for cleanup :-)
> Dave

tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
"Bother," said Pooh, reading his bank statement from Barings.

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